Omron Sysmac NJ Series User Manual page 190

7 System-defined Variables Related to the Built-in EtherCAT Port
Variable name
_EC_RingBreaking
Meaning Ring Disconnection
Function TRUE when all slaves in the ring topology except for disabled slaves are connected and if there is only one point
of disconnection in the communications cables in the ring topology.
Data type BOOL
R/W access R
Usage in user pro- Possible.
gram
*1. This system-defined variable was added for unit version 1.40 of the CPU Unit.
Variable name
_EC_RingBreakNodeAdr
Meaning Slave Node Address Before Ring Disconnection
Function When the _EC_RingBreaking (Ring Disconnection) system-defined variable is TRUE, the slave node address be-
fore point of disconnection is stored.
When the _EC_RingBreaking (Ring Disconnection) system-defined variable is FALSE, "0" is stored.
Data type UINT
R/W access R
Usage in user pro- Possible.
gram
*1. This system-defined variable was added for unit version 1.40 of the CPU Unit.
 Functional Classification: EtherCAT Communications Diagnosis/Statistics
Log
Variable name
_EC_StatisticsLogEnable
Meaning Diagnosis/Statistics Log Enable
Function Changes to TRUE when the diagnosis/statistics log is started.
Changes to FALSE when the diagnosis/statistics log is ended.
Data type BOOL
R/W access RW
Usage in user pro- Possible.
gram
*1. This system-defined variable was added for unit version 1.11 of the CPU Unit.
Variable name
_EC_StatisticsLogCycleSec
Meaning Diagnosis/Statistics Log Cycle
Function Specifies the interval to write the diagnostic and statistical information of the diagnosis/statistics log in units of
seconds.
When 0 is specified, the diagnostic and statistical information is written only once when the diagnosis/statistics log
is ended.
Note The write interval does not change even if you change the value of this system-defined variable
Data type UINT
R/W access RW
Usage in user pro- Possible.
gram
*1. This system-defined variable was added for unit version 1.11 of the CPU Unit.
7-18
*1
Retained Not retained.
Related in- ---
structions
*1
Retained Not retained.
Related in- ---
structions
*1
Retained Not retained.
Related in- ---
structions
*1
while the diagnosis/statistics log operation is in progress.
Retained Not retained.
Related in- ---
structions
Global/local
Range of values
Network Publish
Global/local
Range of values
Network Publish
Global/local
Range of values
Network Publish
Global/local
Range of values
Network Publish
NJ/NX-series CPU Unit Built-in EtherCAT Port User's Manual (W505)
Global
TRUE or FALSE
Published.
Global
0 to maximum number of node ad-
dresses
Published.
Global
TRUE or FALSE
Published.
Global
0, or 30 to 1800
Published.